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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
ANT9001
U9001
WCN2243
EAN61966101
3
34
35
30
17
20
52
26
27
25
45
5
15
12
13
19
32
21
55
50
37
54
10
4
14
24
31
57
40
47
36
53
42
58
51
56
46
49
43
29
28
33
6
1
11
7
2
18
9
8
22
16
44
39
38
48
23
41
GND2 GND3
AGND_FM
1
AGND_FM
2
AGND_FM
3
AGND_FM4
GND4
AGND_FM
AGND_BT
1
AGND_BT
2
AGND_BT
3
AGND_BT
4
AGND_BT
5
AGND_BT
6
AGND_BT
7
GND1
SYS_RST_N
I2C_SDA
I2C_SCL
FM_HRX_IN
FM_PRXTX_IO
FM_I2S_SD
FM_I2S_WS
FM_I2S_SCK
BT_PCM_IN
BT_PCM_CLK
SLEEP_CLK
BT_UART_RXD
BT_UART_TXD
BT_UART_CTS
BT_UART_RTS
VDD_IO
VDD_XO_BIAS
VREG_DIG
VREG_ANA
VDD_LDO_IN
VDD_FM_1P3_1
VDD_FM_1P3_2
VDD_FM_1P3_3
VDD_FM_1P3_4
VDD_DIG_1P3
VDD_FM_DAC
VDD_BT_PA
VDD_BT_1P3_1
VDD_BT_1P3_2
VDD_BT_1P3_3
VDD_BT_1P3_4
FM_RDS_IN
T
SYS_CLK
FM_LO_L FM_LO_R
BT_PCM_OUT BT_PCM_SYN
C
BT_CLK_RE
Q
BT_ACTIVE BT_STATU
S
TX_CONFIR
M
BT_RFIO
FB9002
75
C9006
DNI
0
R9008
L900
4
2.4n
0
R9005
TP9006
TP9005
100n
C9004
U9002
63
33
53
56
45
71
84
75
82
28
13
16
6
15
14
23
11
21
12
17
22
87
80
41
29
20
39
19
26
25
9
27
18
SLEEP_CLK
GND_D1
DNC1
GND_D2
GND_D3
WLAN_RST_N
WLAN_ACTIVE
BT_PRIORITY
BT_ACTIVE
TCXO_IN
RF_RX
PDET_IN
PA_EN
WLAN_CLK_REQ
TR_SW_EN_0
TR_SW_EN_1
TR_SW_EN_2
SDIO_CMD
SDIO_CLK
SDIO_DATA3
SDIO_DATA2
SDIO_DATA1
SDIO_DATA0
DNC2
PLL_EXT_LPF
GND_A
RF_TX_DA
RF_TX_PA
GND_A1
GND_A2
GND_A3
GND_A4
REXT
TP9004
TP9003
TP9013
100p
C9001
TP9007
TP9012
C9026
DNI
TP9009
R9002
2.2K
L9003
82n
TP9010TP9011
DNI
C9007
C9011
10p
TP9014
10p
C9012
C9013
10p
TP9008
C9036
220n
10K
R9009
R9003
2.2K
VREG_MSME_1.8V
C9029
100n
C9044
0.1u
100p
C9033
C9034
100n
100n
C9031
C9038
10n
C9041
10n
DNI
C9040
100p
C9042 C9043
100p
C9014
22p
C9017
10n
R9006
1M
C9032
470p
C9018
10p
10n
C9019
22p
C9005
C9037
1n
C9020
10p
C9045
100p
C9023
10n
10n
C9024
C9025
0.1u
+3V_WLAN_WCN
L9002
68n
C9010
47p
L9005
82n
R9001
1M
C9035
2.2u
C9003
1.8p
FL9001
2400MHz,2500MHz
13
11
7
12
2
4
10
9
8
6
5
1
3
WLAN_RX
WLAN_TX
BT_TRX
GND1
GND2
GND3
GND4
TR_SW0
TR_SW1
TR_SW2
ANT
CPL
PGND
C9015
DNI
C9009
DNI
L9001
3.9n
C9008
DNI
C9016
DNI
VREG_MSME_1.8V
C9002
100p
C9021
4.7u
C9022
4.7u
C9027
10p
+1V2_WLAN_WCN
C9028
10n
+1V8_WLAN_TCXO
2.2u
C9046
C9030
4.7u
+3V_WLAN_WCN
VREG_MSME_1.8V
C9039
22u
+1V3_MSM_A3_WCN
+1V2_MSM_A2_WCN
FB9001
?
U9002
77
85
64
58
30
43
40
42
55
57
69
68
59
50
83
65
44
61
73
72
60
34
52
86
47
37
32
24
70
10
1
7
3
79
49
62
76
54
67
81
66
51
78
74
35
4
2
8
38
36
5
48
46
31
VDD_CORE1
VDD_CORE2
VDD_CORE3
VDD_CORE_AON1
VDD_CORE_AON2
VDD_CORE_AON3
VDD_IO
VDD_FEM
VDD_SDIO
VDD_RFA1
VDD_RFA2
VDD_PA
VDD_TCXO
VDD_RFA3
VDD_RFA4
VDD_RFA5
VDD_RFA6
VDD_RFA7
VDD_RFA8
VDD_RFA9
GND_A21
GND_D1
GND_D2
GND_D3
GND_D4
GND_A2
GND_D5
GND_D6
GND_D7
GND_D8
GND_A3
GND_A4
GND_D9
GND_A5
GND_A6
GND_A7
GND_A8
GND_A9
GND_A10
GND_A11
GND_A12
GND_A13
GND_A14
GND_A15
GND_A16
GND_A17
GND_A18
GND_A19
GND_A20
GND_A1
GND_A22
GND_A23
VDD_RFA10
VDD_RFA11
C9047
100p
SLEEP_CLK
SLEEP_CLK
FM_L FM_R
BT_PCM_CLK
BT_PCM_SYN
C
BT_UART_CTS
BT_UART_RTS
FM_ANT
WLAN_CLK
WLAN_CMD
WLAN_SDIO[3]
WLAN_SDIO[2]
WLAN_SDIO[1]
WLAN_SDIO[0]
BT_PCM_OUT
BT_PCM_I
N
BT_RST_N
BT_UART_RX
BT_UART_TX
WLAN_RST_N
BT_WLAN_RF
BT_WLAN_RF
BT_ACTIVE
BT_ACTIV
E
BT_PRIORITY
BT_PRIORITY
WLAN_ACTIVE
WLAN_ACTIV
E
BT_RF_QCT
BT_RF_QCT
WLAN_SW_[0]
WLAN_SW_[0]
WLAN_SW_[1]
WLAN_SW_[1]
WLAN_SW_[2]
WLAN_SW_[2]
WLAN_PWR_DET_IN
WLAN_PWR_DET_IN
WLAN_RF_RX
WLAN_RF_RX
WLAN_RF_TX
WLAN_RF_TX
BT_FM_CLK_WCN
WLAN_CLK_WCN
BT_FM_CLK_REQ_WC
N
FM_RDS_INT
NFC_WCN_HWI2C_SDA
NFC_WCN_HWI2C_SCL
WLAN_CLK_REQ_WCN
ANTENNA SWITCH MODULE LOGIC
WiFi RX-ANT
WiFi TX-ANT
BT-ANT
SW0
CHANGE 0126
BT/FM Module : WCN2243
close to pin13
close to pin5
close to pin54
close to pin37
Wi-Fi : WCN1314
BT/WI-FI FRONT-END
colse to pin78
WiFi : WCN 1314
CHANGE 1030
SW1
SW2
HIGH
LOW
HIGH
HIGH
LOW
LOW
LOW
LOW
LOW
0603
0603
0 ohm PAD removed (0125)
0 ohm PAD removed(0125)